Home / 53,438,182.92-73,744,384.50-28,991,372.04

Finding the Fourth Proportional to 53,438,182.92, 73,744,384.50 and 28,991,372.04

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Solution

The fourth proportional to 53,438,182.92, 73,744,384.50 and 28,991,372.04 is: 40,007,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,438,182.92 : 73,744,384.50 = 28,991,372.04 : x
  2. Step 2: Convert to fraction form
    53,438,182.92/73,744,384.50 = 28,991,372.04/x
  3. Step 3: Cross multiply
    53,438,182.92x = 73,744,384.50 × 28,991,372.04
  4. Step 4: Simplify right side
    53,438,182.92x = 2,137,950,886,900,309.25
  5. Step 5: Solve for x
    x = 2,137,950,886,900,309.25/53,438,182.92
  6. Step 6: Final answer
    x = 40,007,926.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.